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UN R74 Supplement 12 (01 series) · UNECE Regulation No. 74 (ECE R74) — Uniform provisions concerning the approval of category L1 vehicles with regard to the installation of lighting and light-signalling devices.

UN R74 — Supplement 12 to the 01 series of amendments

Supplement 11 → 12

Adopted at the WP.29 179th sessionEntry into force 2020-05-29
What changed
  • New paragraph 5.20. allows lamps approved for and equipped with LED substitute light source(s) exclusively if the paragraph 3.2.6. statement is present and positive.
  • New paragraph 3.2.6. lets the manufacturer state whether lamps approved for and equipped with LED substitute light sources may be installed on the vehicle.
Why
  • Collective amendments to UN Regulations Nos. 48, 53, 74 and 86 were presented to introduce requirements for LED substitute light sources.
  • An editorial correction was made in the paragraphs that describe the necessary documentation for application.

Q1What changed6 changes

Lamps with LED substitute light sources (paras. 3.2.6. and 5.20.)

At the discretion of the manufacturer, new paragraph 3.2.6. adds a statement on lamps approved for and equipped with LED substitute light sources. The statement says whether these lamps are allowed to be installed on the vehicle or not and, if this is allowed, which lamps. New paragraph 5.20. allows the use of these lamps exclusively in the case where the paragraph 3.2.6. statement is present and positive. At type approval and in conformity of production, the lamps must be checked for the marking related to LED substitute light source(s).

At the discretion of the manufacturer, a statement indicating whether lamps approved for and equipped with LED substitute light sources are allowed to be installed on the vehicle or not and, if this is allowed, which lamps.
The use of lamps approved for and equipped with LED substitute light source(s), is allowed exclusively in the case where the statement indicated in paragraph 3.2.6. is present and positive.
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New item 5.12. in Annex 1 on LED substitute light sources

New item 5.12. in Annex 1 asks if lamps approved for and equipped with LED substitute light source(s) may be installed on this vehicle type. The answer is yes or no, and a new footnote says “If yes, list the applicable lamps” for this item.

Lamps approved for and equipped with LED substitute light source(s) are allowed to be installed on this vehicle type: yes/no
If yes, list the applicable lamps.

Wording of paragraph 3.2.5.

Paragraph 3.2.5. now reads “A statement of the method used for the definition of the apparent surface (see paragraph 2.6.);”. Before, it began “The application shall include a statement of the method” and did not have the word “see”.

The application shall include a A statement of the method used for the definition of the apparent surface (see paragraph 2.6.).);
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Q2Why it changed

Proposed by
Task Force on Substitutes and Retrofits (TF SR)
Working party
GRE, 80th session (October 2018)

Reasons

  • Collective amendments to UN Regulations Nos. 48, 53, 74 and 86 were presented to introduce requirements for LED substitute light sources.

    Sources (2)
    “To introduce requirements for LED substitute light sources in the installation UN Regulations, the expert from Germany presented collective amendments to UN Regulations Nos. 48, 53, 74 and 86”
    “to introduce requirements for light emitting diode (LED) substitute light sources into UN Regulations Nos. 48, 53, 74 and 86”
  • An editorial correction was made in the paragraphs that describe the necessary documentation for application.

    Source
    “An editorial correction was made in the paragraphs describing the necessary documentation for application.”

Document trail

  1. 2018-08ProposalECE/TRANS/WP.29/GRE/2018/41Collective amendment proposal by TF SR
  2. —Working party adoptsECE/TRANS/WP.29/GRE/80GRE session report, para. 18
  3. 2019-08Sent to WP.29ECE/TRANS/WP.29/2019/87Text that GRE sent to WP.29 and AC.1
  4. 2019-11WP.29 adoptsECE/TRANS/WP.29/1149Adopted at the 179th session (session report, para. 116)
  5. 2020-05-29In forceC.N.214.2020.TREATIES-XI.B.16.74UN depositary notification

Q3Who is affected

Vehicle manufacturer

  • To use lamps approved for and equipped with LED substitute light sources, give a positive paragraph 3.2.6. statement (5.20.).
  • If your paragraph 3.2.6. statement allows lamps approved for and equipped with LED substitute light sources, name which lamps.

Component supplier

  • No direct action for this role.

Technical service / Approval authority

  • Be ready to check lamp markings for LED substitute light sources at type approval and conformity of production (5.20.).

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ⓘ This report gives advice only. It is not legal or type-approval advice.

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